Home / 132,869.67-183,247.32-112,274.07

Finding the Fourth Proportional to 132,869.67, 183,247.32 and 112,274.07

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Solution

The fourth proportional to 132,869.67, 183,247.32 and 112,274.07 is: 154,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,869.67 : 183,247.32 = 112,274.07 : x
  2. Step 2: Convert to fraction form
    132,869.67/183,247.32 = 112,274.07/x
  3. Step 3: Cross multiply
    132,869.67x = 183,247.32 × 112,274.07
  4. Step 4: Simplify right side
    132,869.67x = 20,573,922,432.99
  5. Step 5: Solve for x
    x = 20,573,922,432.99/132,869.67
  6. Step 6: Final answer
    x = 154,842.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.